netdev - Re: [PATCH net-next 5/7] net:fec: add support for dumping transmit ring on timeout

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Message-ID: <CAHrpEqRZ1oyd6bXXqxznfw+1qwo5LVBW10mcrzLbbCHYowPetA@mail.gmail.com>
Date:	Tue, 29 Apr 2014 09:18:41 -0500
From:	Frank Li <lznuaa@...il.com>
To:	David Laight <David.Laight@...lab.com>
Cc:	Frank Li <Frank.Li@...escale.com>,
	"shawn.guo@...aro.org" <shawn.guo@...aro.org>,
	"B38611@...escale.com" <B38611@...escale.com>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"rmk+kernel@....linux.org.uk" <rmk+kernel@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 5/7] net:fec: add support for dumping transmit
 ring on timeout

On Tue, Apr 29, 2014 at 9:01 AM, David Laight <David.Laight@...lab.com> wrote:
> From: Frank ...
>> > You probably want the read and write indexes as well.
>>
>>                      bdp == fep->cur_tx ? 'S' : ' ',
>>                      bdp == fep->dirty_tx ? 'H' : ' ',
>>
>> Above code already print read and write index. 'S', 'H'
>
> Gah I must be asleep!
> Something made be think that was to do with the ring ownership bit!

I think it is same thing. If I am wrong, please tell me difference.

>
>         David
>
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